任何一只不像兄弟姐妹一样争先恐后的幼崽只能得到较少的食物。

Any pup who is less aggressive than his or her brothers and sisters gets less food.

youdao

任何一只不像兄弟姐妹一样争先恐后的幼崽只能得到较少的食物。

Any pup who is less aggressive than his or her brothers and sisters gets less food.

youdao